.nav p:first-child img{
	transform: rotate(180deg);
	-moz-transform: rotate(180deg);
	-webkit-transform: rotate(180deg);
	-ms-transform: rotate(180deg);
	-o-transform:rotate(180deg);
}
.nav p:nth-child(2){
	left:calc((100% - 85px)/2);
}
.greet_line1{
	width: 100%;
	height: 50px;
	border-bottom: 1px solid #eee;
	background: #fff;
}
.greet_line1 p{
	line-height: 50px;
	float: left;
	margin-left: 13px;
	font-size: 14px;
}
.greet_line1 input{
	float: right;
	margin-right: 10px;
	line-height: 50px;
	margin-top: 18px;
	display: none;
}
.greet_line1 label{
	float: right;
	background: url(../images/radio-48-拷贝.png);
	background-repeat: no-repeat;
	width: 20px;
	height: 20px;
	background-size: 20px 20px;
	margin-top: 15px;
	margin-right: 11px;
}
#radio:checked ~ .radiolabel,#radio2:checked ~ .radiolabel2,#radio3:checked ~ .radiolabel3{
	background: url(../images/radio-48.png);
	float: right;
	background-repeat: no-repeat;
	width: 20px;
	height: 20px;
	background-size: 20px 20px;
	margin-top: 15px;
	margin-right: 11px;
}
.greet button:only-of-type{
	width: 94%;
	margin-left: 3%;
	height: 40px;
	background-image: url(../images/矩形-2-拷贝-3.png);
	background-repeat: no-repeat;
	color: #fff;
	border: none;
	margin-top: 18px;
	letter-spacing: 2px;
}
